Work Position 1
Standards
DIN 4843, ISO 11640, SATRA PM 173
QB/T 2537, GB/T 20991 section 7.3
EN ISO20344 section 7.3, AS/NZS 2210.2 section7.3
It is used for color fastness testing of
leather, plastic and textile. Under the specified pressure, let white wool felt to do reciprocating
abrasion to the surface of dye sample. After a specified count, to assess the color fastness of sample by checking the color change and fading of sample and the discoloration of white wool felt. It can be used for dry abrasion testing and wet abrasion test